2016年9月20日
【HDU 5184】 Brackets （卡特兰数）
摘要： Brackets Problem Description We give the following inductive definition of a “regular brackets” sequence:● the empty sequence is a regular brackets se 阅读全文
posted @ 2016-09-20 19:49 konjak魔芋 阅读(493) 评论(0) 推荐(0) 编辑
【HDU 1133】 Buy the Ticket （卡特兰数）
摘要： Buy the Ticket Problem Description The "Harry Potter and the Goblet of Fire" will be on show in the next few days. As a crazy fan of Harry Potter, you 阅读全文
posted @ 2016-09-20 18:37 konjak魔芋 阅读(515) 评论(0) 推荐(0) 编辑